During the last ice age it rained more in the southwest United States,compared to now.Which factor below would probably have DECREASED the likelihood that increased rainfall would have caused more slope failure?
A) increased plant growth resulting from increased precipitation
B) increased extent of frozen soils and solifluction
C) higher lake levels and groundwater levels
D) less precipitation of salts because of the higher ratio of rainfall to evaporation
Correct Answer:
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